| Southport to Bougival | 398.12 mi (640.71 km) |
| Southport to Bouguenais | 451.14 mi (726.05 km) |
| Southport to Boulogne-Billancourt | 402.31 mi (647.46 km) |
| Southport to Boulogne-sur-Mer | 281.02 mi (452.26 km) |
| Southport to Bourg-de-Peage | 695.69 mi (1,119.61 km) |
| Southport to Bourg-en-Bresse | 630.40 mi (1,014.54 km) |
| Southport to Bourg-la-Reine | 407.37 mi (655.59 km) |
| Southport to Bourg-les-Valence | 697.65 mi (1,122.76 km) |
| Southport to Bourges | 511.81 mi (823.68 km) |
| Southport to Bourgoin-Jallieu | 668.04 mi (1,075.11 km) |
| Southport to Bressuire | 483.24 mi (777.70 km) |
| Southport to Brest | 368.92 mi (593.72 km) |
| Southport to Bretigny-sur-Orge | 417.01 mi (671.11 km) |
| Southport to Breuillet | 416.52 mi (670.33 km) |
| Southport to Briancon | 743.24 mi (1,196.13 km) |
